<template>
  <div class="toast" v-show="isShow">
    <div>{{message}}</div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      message: '',
      isShow: false
    }
  },
  methods: {
    show(message="默认文字", duration=1000) {
      this.isShow = true;
      this.message = message;
      setTimeout(() => {
        this.isShow = false;
        this.message = "";
      }, duration);
    }
  }
}
</script>

<style scoped>
.toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 10px 25px;
  border-radius: 8px;
  font-size: 13px;
  color: #fff;
  background-color: rgba(0,0,0,.6);
}
</style>